TS thermocouple head standard size, has cast alloy aluminum TS Weight 50g, 74g, 68g, 78g . This serial enclosure is widely used in the thermocouple and RTD sensorsMaterial: Alloy-Aluminum Type: TS Cat No: TS-O Weight 50g TS-2P-B Weight 74g TS-2P-C Weight 78g TS-3P-B Weight 68g